sridhar Reddy commented on BEAM-7049:

Sounds good!

> Merge multiple input to one BeamUnionRel
> ----------------------------------------
>                 Key: BEAM-7049
>                 URL: https://issues.apache.org/jira/browse/BEAM-7049
>             Project: Beam
>          Issue Type: Improvement
>          Components: dsl-sql
>            Reporter: Rui Wang
>            Assignee: sridhar Reddy
>            Priority: Major
>          Time Spent: 20m
>  Remaining Estimate: 0h
> BeamUnionRel assumes inputs are two and rejects more. So `a UNION b UNION c` 
> will have to be created as UNION(a, UNION(b, c)) and have two shuffles. If 
> BeamUnionRel can handle multiple shuffles, we will have only one shuffle

This message was sent by Atlassian Jira

Reply via email to